Dr. John C Li M.D.

Strep throat is an infection that causes sore throat or pharyngitis. It is usually called an infection of the tonsils and throat. Strep throat is caused by bacteria living in the nose and throat known as group A streptococcus. Just like other bacterial infections, you can get the disease from a...

Introduction Tonsils are a pair of lymphoid tissues that are located at the back of the throat. They belong to the lymphatic system and help fight infections. Normally, they are pinkish in color. However, sometimes, tonsils become enlarged, red, and irritated when they get infected.When they are...

The inflammation of the voice box (larynx) is what is known as laryngitis. Usually, laryngitis heals in a week without the need of treatment.Laryngitis symptoms start unexpectedly and normally worsen in two to three days. The symptoms include:...

Sleep apnea is a severe type of sleep disorder that disrupts your breathing while you are asleep. This tends to occur when the brain, as well as the rest of the body, does not get enough oxygen supply. Sleep apnea can affect any individual at any age and it is a potentially life-threatening...

What is a tonsillectomy?A tonsillectomy is a type of surgical procedure that is purposely aimed at removing the tonsils, which are the two tiny glands found at the back part of a person’s throat. Although tonsils contain white blood cells to assist in fighting infections, they can also get...

Introduction Jaw pain is described as an uncomfortable, painful, and debilitating condition that can have a sudden or gradual onset. The exact symptoms also depend on the underlying cause of jaw pain. When a person has jaw pain, it can significantly affect his or her ability to speak and consume...